buergerstiftung-duesseldorf.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-19 · ok HTTP/1.1 200 4616 ms crawled 2026-05-07

DE · 157.90.101.145 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Von Düsseldorfern für Düsseldorfer! - BürgerStiftung Düsseldorf
Description: Die BürgerStiftung Düsseldorf lädt alle Bürgerinnen und Bürger ein, sich für ihre Stadt zu engagieren, um sie noch lebenswerter zu machen. Machen Sie mit!
Language: de-de

Technology

Server: Apache
CMS: Joomla

Third-party hosts loaded (1)

cdnjs.cloudflare.com×2

Social

Contact

Phone

Registration

Updated

2021-07-21

Name servers

ns1.western-systems.net.
ns2.western-systems.net.
ns3.western-systems.net.

DNS records live

NS

ns1.western-systems.net
ns2.western-systems.net
ns3.western-systems.net

MX

20 buergerstiftungduesseldorf-de03i.mail.protection.outlook.com

Verified for

Microsoft 365

Email authentication partial

SPF: v=spf1 a mx ip4:157.90.101.128/27 ip4:91.199.247.0/24 ip4:212.114.82.0/26 include:securewebsystems.net include:euroweb.de include:agenturserver.de include:_spf.jpberlin.de include:spf.protection.outlook.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-20 to 2026-07-19

Expires in 59 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.buergerstiftung-duesseldorf.de/

present

strict-transport-security

findings

short HSTS max-age
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=0